S p b LC r o c o c c it s. 217 



Fucus llnearis, Turn. t. 220. 

 In America: Boiealis oris occidentalibus. 



17. Sph. chondrophyll us, fronde piano- 

 compressa dicliotoma, segmentis lirieari- 

 bus slrictis fastigiatis sensun angustatis 

 apice obtusis emarginatis. 



1 t p * m 



chondrophyllitSi Turn. t. 222. 

 In JN'ovas llollandi;e oris. 



| 18. Sph. nbscissus, fronde dicliotoma, 

 segmentis linearibus strictis fastigiatis 

 sensiin angustatis apice truncatis incras- 

 satis. 



Fiicns Q&scissus, Turn. t. 223. 

 Ad lilora nova] Seelandia;. 



19. Sp/t. cons t rictus, fronde comprrssa 

 aiticnlato-eonstrida ni<-}mloina, segrnen- 

 ^ tis linearibns fasligiali.s obtiisis. 

 Fucus coiisifictus, Turn. t. i5?.. 

 Ad Kcnt.s Island,. Ad caput bon^e spei. 



20. Sph. fragilis, fronde plan^ compressa 



diclioloma lineari ri^ida cartilaginea , 

 axillis rotnndatis, apicibus obtusis. 

 Ad oapul bonus spei. 



21. S ph. fur cell at us, fi-onde plana coriacea 



-rhotoma, segmentis linen; ibus, axillis 

 acutiiisrnlis, apicibus atleiiuato-oblusis. 

 Ag. in Humb. (S: K unth Syn. 

 In oceano pacifico. 



/3 Minor. 

 In oceano paciflco, 



